manFSF France machines management - Cookbook: recipe #319, Howto upgrade a Ganeti node

 
 
Show feedback again

recipe #319, HowTo: Howto upgrade a Ganeti node

If the new disks have the same size (or a bigger one but you don't care if you lose extra space), you can copy disks using dd.

All these instances, if started during node swap, will need a full resync of the drbd device. To do this without shutting down the vm :

Drbd should automatically sync the slave with the changes, to check this, you can use, for example :

On new node, you should see a short sync each time you activate a disk.
Retry a "gnt-cluster verify" after that, you shouldn't have any error in "verifying z2-X.host.gnt" section.

Last update: Thu 14 Oct 2010 04:04:32 PM UTC

 

 

 

 

 

Audience and Context

Audience:
   All Project Members
Feature:
   Project Main Pages

(As there is at least one of the Audience/Feature/Action context information not set, this recipe will not show up in related recipes links)

Show feedback again

Back to the top


Powered by Savane 3.1-cleanup